Finding the Fourth Proportional to 863,285.49, 1,294,880.85 and 264,246.17
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Solution
The fourth proportional to 863,285.49, 1,294,880.85 and 264,246.17 is: 396,354.74
Step by Step Solution
- Step 1: Write the proportion equation
863,285.49 : 1,294,880.85 = 264,246.17 : x - Step 2: Convert to fraction form
863,285.49/1,294,880.85 = 264,246.17/x - Step 3: Cross multiply
863,285.49x = 1,294,880.85 × 264,246.17 - Step 4: Simplify right side
863,285.49x = 342,167,298,744.44 - Step 5: Solve for x
x = 342,167,298,744.44/863,285.49 - Step 6: Final answer
x = 396,354.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.